oj.uz

Submission #900140

# Submission time Handle Problem Language Result Execution time Memory
900140 2024-01-07T17:59:02 Z Omar_Elgedawy Combo (IOI18_combo) C++14
100 / 100
 11 ms 2044 KB 
#include "combo.h"
#include <bits/stdc++.h>

using namespace std;
mt19937 mt(time(nullptr));

string guess_sequence(int n) {
    vector<char> chr(3);
    string cur;
    if(press("AB")){
        if(press("A")){
            cur="A";
            chr={'B','X','Y'};
        }
        else{
            cur="B";
            chr={'A','X','Y'};
        }
    }
    else{
        if(press("X")){
            cur="X";
            chr={'B','A','Y'};
        }
        else{
            cur="Y";
            chr={'A','X','B'};
        }
    }
    for (int i = 1; i < n-1; i++) {
//        cout<<cur+chr[0]+chr[0]+cur+chr[0]+chr[1]+cur+chr[0]+chr[2]+cur+chr[1]<<endl;
        int len=press(cur+chr[0]+chr[0]+cur+chr[0]+chr[1]+cur+chr[0]+chr[2]+cur+chr[1]);
        if(len==cur.size())cur+=chr[2];
        else if(len==cur.size()+2)cur+=chr[0];
        else cur+=chr[1];
    }
    if(n>1){
        if(press(cur+chr[0])==cur.size()+1)cur+=chr[0];
        else if(press(cur+chr[1])==cur.size()+1)cur+=chr[1];
        else cur+=chr[2];
    }
//    cout<<cur<<endl;
    return cur;
}

Compilation message

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:33:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |         if(len==cur.size())cur+=chr[2];
      |            ~~~^~~~~~~~~~~~
combo.cpp:34:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |         else if(len==cur.size()+2)cur+=chr[0];
      |                 ~~~^~~~~~~~~~~~~~
combo.cpp:38:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |         if(press(cur+chr[0])==cur.size()+1)cur+=chr[0];
      |            ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
combo.cpp:39:34: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   39 |         else if(press(cur+chr[1])==cur.size()+1)cur+=chr[1];
      |                 ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 596 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 344 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 344 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 0 ms 344 KB Output is correct

Subtask #2
95.0 / 95.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 10 ms 1208 KB Output is correct
18 Correct 11 ms 1328 KB Output is correct
19 Correct 10 ms 1152 KB Output is correct
20 Correct 10 ms 1380 KB Output is correct
21 Correct 10 ms 1172 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 0 ms 440 KB Output is correct
24 Correct 0 ms 436 KB Output is correct
25 Correct 1 ms 440 KB Output is correct
26 Correct 1 ms 444 KB Output is correct
27 Correct 1 ms 704 KB Output is correct
28 Correct 1 ms 444 KB Output is correct
29 Correct 1 ms 452 KB Output is correct
30 Correct 1 ms 448 KB Output is correct
31 Correct 1 ms 440 KB Output is correct
32 Correct 9 ms 1604 KB Output is correct
33 Correct 11 ms 1204 KB Output is correct
34 Correct 10 ms 1120 KB Output is correct
35 Correct 10 ms 1252 KB Output is correct
36 Correct 10 ms 1660 KB Output is correct
37 Correct 10 ms 1372 KB Output is correct
38 Correct 10 ms 1452 KB Output is correct
39 Correct 9 ms 1168 KB Output is correct
40 Correct 10 ms 2044 KB Output is correct
41 Correct 9 ms 1180 KB Output is correct
42 Correct 9 ms 1216 KB Output is correct
43 Correct 10 ms 1476 KB Output is correct
44 Correct 10 ms 1476 KB Output is correct
45 Correct 10 ms 1604 KB Output is correct
46 Correct 9 ms 1148 KB Output is correct
47 Correct 10 ms 1060 KB Output is correct
48 Correct 10 ms 1292 KB Output is correct
49 Correct 9 ms 1172 KB Output is correct
50 Correct 10 ms 1276 KB Output is correct
51 Correct 9 ms 1460 KB Output is correct
52 Correct 10 ms 1424 KB Output is correct
53 Correct 10 ms 1304 KB Output is correct
54 Correct 10 ms 1336 KB Output is correct
55 Correct 10 ms 1500 KB Output is correct
56 Correct 11 ms 1168 KB Output is correct
57 Correct 11 ms 1964 KB Output is correct
58 Correct 11 ms 1808 KB Output is correct
59 Correct 9 ms 720 KB Output is correct
60 Correct 10 ms 1012 KB Output is correct
61 Correct 9 ms 984 KB Output is correct
62 Correct 10 ms 1488 KB Output is correct
63 Correct 10 ms 1704 KB Output is correct
64 Correct 10 ms 1236 KB Output is correct
65 Correct 10 ms 972 KB Output is correct
66 Correct 9 ms 1272 KB Output is correct
67 Correct 11 ms 1940 KB Output is correct
68 Correct 11 ms 1488 KB Output is correct
69 Correct 11 ms 1308 KB Output is correct
70 Correct 10 ms 1680 KB Output is correct
71 Correct 11 ms 1512 KB Output is correct
72 Correct 11 ms 1232 KB Output is correct
73 Correct 10 ms 1592 KB Output is correct
74 Correct 11 ms 1296 KB Output is correct
75 Correct 10 ms 1164 KB Output is correct
76 Correct 9 ms 1156 KB Output is correct
77 Correct 9 ms 1384 KB Output is correct
78 Correct 1 ms 344 KB Output is correct
79 Correct 0 ms 344 KB Output is correct
80 Correct 0 ms 344 KB Output is correct
81 Correct 0 ms 344 KB Output is correct
82 Correct 1 ms 344 KB Output is correct
83 Correct 0 ms 344 KB Output is correct
84 Correct 0 ms 440 KB Output is correct
85 Correct 0 ms 440 KB Output is correct
86 Correct 0 ms 440 KB Output is correct
87 Correct 1 ms 436 KB Output is correct
88 Correct 0 ms 344 KB Output is correct
89 Correct 0 ms 344 KB Output is correct
90 Correct 0 ms 344 KB Output is correct
91 Correct 0 ms 344 KB Output is correct
92 Correct 0 ms 344 KB Output is correct
93 Correct 0 ms 344 KB Output is correct
94 Correct 1 ms 436 KB Output is correct
95 Correct 0 ms 440 KB Output is correct
96 Correct 0 ms 444 KB Output is correct
97 Correct 0 ms 440 KB Output is correct
98 Correct 1 ms 440 KB Output is correct
99 Correct 0 ms 440 KB Output is correct
100 Correct 0 ms 440 KB Output is correct
101 Correct 0 ms 440 KB Output is correct
102 Correct 1 ms 444 KB Output is correct
103 Correct 1 ms 600 KB Output is correct
104 Correct 0 ms 444 KB Output is correct
105 Correct 0 ms 444 KB Output is correct
106 Correct 0 ms 344 KB Output is correct
107 Correct 0 ms 344 KB Output is correct
108 Correct 0 ms 344 KB Output is correct
109 Correct 0 ms 344 KB Output is correct
110 Correct 0 ms 344 KB Output is correct
111 Correct 0 ms 344 KB Output is correct
112 Correct 0 ms 344 KB Output is correct
113 Correct 1 ms 344 KB Output is correct
114 Correct 1 ms 344 KB Output is correct
115 Correct 1 ms 344 KB Output is correct
116 Correct 0 ms 344 KB Output is correct
117 Correct 0 ms 344 KB Output is correct
118 Correct 0 ms 692 KB Output is correct
119 Correct 1 ms 440 KB Output is correct
120 Correct 0 ms 440 KB Output is correct
121 Correct 1 ms 440 KB Output is correct
122 Correct 0 ms 440 KB Output is correct
123 Correct 0 ms 440 KB Output is correct